"use strict";
/**
 *  定义一个数组,里面存放学生数据
 * 1. 年龄最大的学生
 * 2. 返回每个班级的人数
 * 3. 输出一个编号,返回这个学生电话.返回的电话加密(1389****345)
 */
let students = [
    { id: 1, name: "xiaowang", phone: "13890012345", age: 23, classes: { id: 1, name: "web34" } },
    { id: 2, name: "xiaofei", phone: "13890012345", age: 24, classes: { id: 2, name: "web33" } },
    { id: 3, name: "xiaoliu", phone: "13890012345", age: 25, classes: { id: 2, name: "web33" } },
];
function findStudent(stu) {
    //temp = [23,24,25]
    const temp = stu.map(item => {
        return item.age;
    });
    const maxAge = Math.max.apply(temp);
    const student = stu.find(item => item.age == maxAge);
    // if(student){
    //     return student
    // }else{
    //     return stu[0]
    // }
    return student;
}
